20929852

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{683}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 37691136

約数和(自身を除く): 16761284

約数列:

[1, 2, 4, 47, 94, 163, 188, 326, 652, 683, 1366, 2732, 7661, 15322, 30644, 32101, 64202, 111329, 128404, 222658, 445316, 5232463, 10464926, 20929852]

約数ペア:

[(1, 20929852), (2, 10464926), (4, 5232463), (47, 445316), (94, 222658), (163, 128404), (188, 111329), (326, 64202), (652, 32101), (683, 30644), (1366, 15322), (2732, 7661)]